The Packaging Wholesalers 6 x 4 x 3- Inches Corrugated Mailer, 50-Count (BSM643) Sold in bundles of 50 Perfect for shipping small, lightweight, fragile items. Each corrugated mailer is manufactured from 32 ect-B oyster white corrugated. Product dimension are 6 x 4 x 3 Inches and shipping dimensions are 17 x 15 x 5 inches